Question

Найдите производную функции а) (х-1)*(х+1)*(х^2+1)

Answer 1

$(x-1)(x+1)(x^{2}+1 ) = (x^{2}-1 )(x^{2}+1 )=(x^{4} -1)\\(x^{4} -1)' = 4x^{3}$